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The Richter scale [1] (/ ˈ r ɪ k t ər /), also called the Richter magnitude scale, Richter's magnitude scale, and the Gutenberg–Richter scale, [2] is a measure of the strength of earthquakes, developed by Charles Richter in collaboration with Beno Gutenberg, and presented in Richter's landmark 1935 paper, where he called it the "magnitude scale". [3]
Formaldehyde (/ f ɔːr ˈ m æ l d ɪ h aɪ d / ⓘ for-MAL-di-hide, US also / f ə r-/ ⓘ fər-) (systematic name methanal) is an organic compound with the chemical formula CH 2 O and structure H−CHO, more precisely H 2 C=O. The compound is a pungent, colourless gas that polymerises spontaneously into paraformaldehyde.
293 g (10.3 oz) 300.5 g (10.60 oz) Wi-Fi + Cellular 297 g (10.5 oz) 308.2 g (10.87 oz) Total greenhouse gas emissions 65 kg CO 2 e [55] 68 kg CO 2 e [56] 70 kg CO 2 e [57] Hardware strings iPad16,1 iPad16,2 iPad14,1 iPad14,2 iPad11,1 iPad11,2 Model number A2993 A2995 A2996 A2567 A2568 A2569 A2133 A2124 A2126 A2125 Announced Date October 15, 2024
Whole Foods Market, Inc. (colloquially referred to as simply Whole Foods) is an American multinational supermarket chain headquartered in Austin, Texas, which sells products free from hydrogenated fats and artificial colors, flavors, and preservatives. [6]
The U.S. dollar was originally defined under a bimetallic standard of 371.25 grains (24.057 g) (0.7734375 troy ounces) fine silver or, from 1834, [2] 23.22 grains (1.505 g) fine gold, or $20.67 per troy ounce.